Bind to InCallServices when call requires no filtering

This is for performance reason to let dialer get notified of incoming call earlier. Local testing is around 150ms-200ms improve on wear devices.
Bridged calls on Wear Telecom will not go through spam filtering etc so enabling early binding to InCallServices will not have negative impact.

Test: local manual test, bridged call works fine.
Change-Id: If8b3813f3c50fb31caaac142f907aa2a5e1e8b1a
diff --git a/flags/telecom_incallservice_flags.aconfig b/flags/telecom_incallservice_flags.aconfig
new file mode 100644
index 0000000..d70b9cc
--- /dev/null
+++ b/flags/telecom_incallservice_flags.aconfig
@@ -0,0 +1,8 @@
+package: "com.android.server.telecom.flags"
+
+flag {
+  name: "early_binding_to_incall_service"
+  namespace: "telecom"
+  description: "Binds to InCallServices when call requires no call filtering on watch"
+  bug: "282113261"
+}
\ No newline at end of file